@font-face {
    font-family: 'ChosunIlboMyungjo';
    src: url('https://cdn.jsdelivr.net/gh/projectnoonnu/noonfonts_one@1.0/Chosunilbo_myungjo.woff') format('woff');
    font-weight: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Soonbatang';
    src: url('https://cdn.jsdelivr.net/gh/projectnoonnu/noonfonts_eight@1.0/SunBatang-Light.woff') format('woff');
    font-weight: 300;
    font-display: swap;
}

@font-face {
    font-family: 'KccAnjunggeun';
    src: url('https://cdn.jsdelivr.net/gh/projectnoonnu/noonfonts_2302@1.0/KCCAhnjunggeun.woff2') format('woff2');
    font-weight: normal;
    font-display: swap;
}

@font-face {
    font-family: 'SolmoeKimDaegeon';
    src: url('https://cdn.jsdelivr.net/gh/projectnoonnu/noonfonts-20-12@1.0/kdg_Light.woff') format('woff');
    font-weight: 300;
    font-display: swap;
}

@font-face {
    font-family: 'SolmoeKimDaegeon';
    src: url('https://cdn.jsdelivr.net/gh/projectnoonnu/noonfonts-20-12@1.0/kdg_Medium.woff') format('woff');
    font-weight: 500;
    font-display: swap;
}

@font-face {
    font-family: 'Joseon100Years';
    src: url('https://gcore.jsdelivr.net/gh/projectnoonnu/noonfonts_2206-02@1.0/ChosunCentennial.woff2') format('woff2');
    font-weight: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Pretendard';
    src: url('https://cdn.jsdelivr.net/gh/projectnoonnu/pretendard@1.0/Pretendard-Thin.woff2') format('woff2');
    font-weight: 100;
    font-display: swap;
}

@font-face {
    font-family: 'Pretendard';
    src: url('https://cdn.jsdelivr.net/gh/projectnoonnu/pretendard@1.0/Pretendard-ExtraLight.woff2') format('woff2');
    font-weight: 200;
    font-display: swap;
}

@font-face {
    font-family: 'Pretendard';
    src: url('https://cdn.jsdelivr.net/gh/projectnoonnu/pretendard@1.0/Pretendard-Light.woff2') format('woff2');
    font-weight: 300;
    font-display: swap;
}

@font-face {
    font-family: 'Pretendard';
    src: url('https://cdn.jsdelivr.net/gh/projectnoonnu/pretendard@1.0/Pretendard-Regular.woff2') format('woff2');
    font-weight: 400;
    font-display: swap;
}

@font-face {
    font-family: 'Pretendard';
    src: url('https://cdn.jsdelivr.net/gh/projectnoonnu/pretendard@1.0/Pretendard-Medium.woff2') format('woff2');
    font-weight: 500;
    font-display: swap;
}

@font-face {
    font-family: 'Pretendard';
    src: url('https://cdn.jsdelivr.net/gh/projectnoonnu/pretendard@1.0/Pretendard-SemiBold.woff2') format('woff2');
    font-weight: 600;
    font-display: swap;
}

@font-face {
    font-family: 'Pretendard';
    src: url('https://cdn.jsdelivr.net/gh/projectnoonnu/pretendard@1.0/Pretendard-Bold.woff2') format('woff2');
    font-weight: 700;
    font-display: swap;
}

@font-face {
    font-family: 'Pretendard';
    src: url('https://cdn.jsdelivr.net/gh/projectnoonnu/pretendard@1.0/Pretendard-ExtraBold.woff2') format('woff2');
    font-weight: 800;
    font-display: swap;
}

@font-face {
    font-family: 'Pretendard';
    src: url('https://cdn.jsdelivr.net/gh/projectnoonnu/pretendard@1.0/Pretendard-Black.woff2') format('woff2');
    font-weight: 900;
    font-display: swap;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Pretendard', 'Noto Sans KR', sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    color: #333;
    line-height: 1.6;
    padding-top: 70px;
}

/* 네비게이션 바 */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: linear-gradient(135deg, #5568d3 0%, #6a56d3 100%);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    z-index: 1000;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
    position: relative;
}

.nav-logo h2 {
    color: white;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 5px;
}

.nav-item {
    position: relative;
}

.nav-item a {
    display: block;
    padding: 12px 24px;
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    font-weight: 500;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.nav-item:hover a {
    background: rgba(255,255,255,0.15);
    color: white;
}

.nav-item.active a {
    background: rgba(255,255,255,0.3);
    color: white;
    font-weight: 600;
}

/* 태블릿(<=1024px)에서 메뉴 글자/간격 조정 */
@media (max-width: 1024px) {
    .nav-menu {
        gap: 2px;
    }
    .nav-item a {
        font-size: 0.9rem;
        padding: 8px 14px;
    }
    .nav-logo h2 {
        font-size: 1.3rem;
    }
}

/* 드롭다운 메뉴 */
.nav-item.dropdown {
    position: relative;
}

.nav-item.dropdown > a {
    cursor: pointer;
}

.nav-item.dropdown > a::after {
    content: ' ▼';
    font-size: 0.8rem;
    color: #fff;
}

.dropdown-menu {
    position: absolute;
    top: calc(100% + 10px);
    left: 0;
    background: white;
    min-width: 180px;
    border-radius: 10px;
    box-shadow: 0 8px 30px rgba(0,0,0,0.15);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-5px);
    transition: all 0.3s ease;
    z-index: 1001;
    padding: 8px;
    list-style: none;
}

.dropdown-menu.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu li {
    margin: 0;
}

.dropdown-menu a {
    display: block;
    padding: 12px 20px;
    color: #495057 !important;
    text-decoration: none;
    transition: all 0.3s ease;
    border-radius: 8px;
    margin: 5px;
}

.dropdown-menu a:hover {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white !important;
}

.dropdown-menu .nav-item.active a {
    background: rgba(102, 126, 234, 0.1);
    color: #667eea !important;
    font-weight: 600;
}

.dropdown-menu .nav-item.active a:hover {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white !important;
}

/* 햄버거 메뉴 버튼 */
.nav-toggle {
    display: none;
    flex-direction: column;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 5px;
    gap: 5px;
}

.nav-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background: white;
    border-radius: 2px;
    transition: all 0.3s ease;
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(7px, 7px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(4px, -4px);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

header {
    text-align: center;
    margin-bottom: 40px;
    color: white;
}

header h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 10px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

header p {
    font-size: 1.2rem;
    opacity: 0.9;
}

main {
    background: white;
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
    margin-bottom: 20px;
}

.input-section {
    margin-bottom: 30px;
}

#textInput {
    width: 100%;
    padding: 20px;
    border: 2px solid #e1e5e9;
    border-radius: 15px;
    font-size: 16px;
    font-family: inherit;
    resize: vertical;
    transition: border-color 0.3s ease;
    background: #f8f9fa;
}

#textInput:focus {
    outline: none;
    border-color: #667eea;
    background: white;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.stats-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 25px;
    border-radius: 15px;
    text-align: center;
    border: 1px solid #dee2e6;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
}

.stat-card h3 {
    color: #495057;
    font-size: 1rem;
    margin-bottom: 10px;
    font-weight: 500;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: #667eea;
    margin-bottom: 5px;
}

.stat-card p {
    color: #6c757d;
    font-size: 0.9rem;
}

.options-section {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    padding: 20px;
    background: #f8f9fa;
    border-radius: 15px;
}

.option-group {
    display: flex;
    gap: 20px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    cursor: pointer;
    font-weight: 500;
    color: #495057;
}

.checkbox-label input[type="checkbox"] {
    display: none;
}

.checkmark {
    width: 20px;
    height: 20px;
    background: white;
    border: 2px solid #dee2e6;
    border-radius: 4px;
    margin-right: 8px;
    position: relative;
    transition: all 0.3s ease;
}

.checkbox-label input[type="checkbox"]:checked + .checkmark {
    background: #667eea;
    border-color: #667eea;
}

.checkbox-label input[type="checkbox"]:checked + .checkmark::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 12px;
    font-weight: bold;
}

.clear-btn {
    background: linear-gradient(135deg, #ff6b6b 0%, #ee5a52 100%);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 25px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.clear-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255, 107, 107, 0.4);
}

.duplicate-section {
    background: linear-gradient(135deg, #fff3e0 0%, #ffe0b2 100%);
    padding: 25px;
    border-radius: 15px;
    border-left: 5px solid #ff9800;
    margin-bottom: 20px;
}

.duplicate-section h3 {
    color: #e65100;
    margin-bottom: 15px;
    font-size: 1.2rem;
}

.duplicate-words {
    min-height: 60px;
}

.no-duplicates {
    color: #666;
    font-style: italic;
    margin: 0;
}

.duplicate-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: white;
    padding: 10px 15px;
    margin: 8px 0;
    border-radius: 8px;
    border-left: 4px solid #ff9800;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.duplicate-word-group {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.duplicate-word {
    font-weight: 600;
    color: #e65100;
    font-size: 1rem;
}

.duplicate-words-list {
    font-size: 0.8rem;
    color: #666;
    font-style: italic;
}

.duplicate-count {
    background: #ff9800;
    color: white;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 600;
}

.info-section {
    background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
    padding: 25px;
    border-radius: 15px;
    border-left: 5px solid #2196f3;
}

.info-section h3 {
    color: #1976d2;
    margin-bottom: 15px;
    font-size: 1.2rem;
}

.info-section ul {
    list-style: none;
    padding-left: 0;
}

.info-section li {
    padding: 8px 0;
    color: #424242;
    position: relative;
    padding-left: 20px;
}

.info-section li::before {
    content: '•';
    color: #2196f3;
    font-weight: bold;
    position: absolute;
    left: 0;
}

/* SEO 콘텐츠 섹션 */
.seo-content {
    margin: 40px 0;
    padding: 30px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: 15px;
}

.seo-content h2 {
    color: #495057;
    font-size: 1.8rem;
    margin-bottom: 25px;
    text-align: center;
}

.seo-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

@media (max-width: 1024px) {
    .seo-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .seo-grid {
        grid-template-columns: 1fr;
    }
}

.seo-item {
    background: white;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

.seo-item:hover {
    transform: translateY(-3px);
}

.seo-item h3 {
    color: #667eea;
    font-size: 1.2rem;
    margin-bottom: 10px;
}

.seo-item p {
    color: #6c757d;
    line-height: 1.6;
}

/* FAQ 섹션 */
.faq-section {
    margin: 40px 0;
    padding: 30px;
    background: linear-gradient(135deg, #e8f5e8 0%, #d4edda 100%);
    border-radius: 15px;
    border-left: 5px solid #28a745;
}

.faq-section h2 {
    color: #155724;
    font-size: 1.8rem;
    margin-bottom: 25px;
    text-align: center;
}

.faq-item {
    background: white;
    padding: 20px;
    margin: 15px 0;
    border-radius: 10px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.faq-item h3 {
    color: #28a745;
    font-size: 1.1rem;
    margin-bottom: 10px;
}

.faq-item p {
    color: #6c757d;
    line-height: 1.6;
}

footer {
    text-align: center;
    color: white;
    opacity: 0.8;
    font-size: 0.9rem;
}

/* 반응형 디자인 */
@media (max-width: 768px) {
    .container {
        padding: 10px;
    }
    
    header h1 {
        font-size: 2rem;
    }
    
    main {
        padding: 20px;
    }
    
    .stats-section {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .options-section {
        flex-direction: column;
        gap: 20px;
        align-items: stretch;
    }
    
    .option-group {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .stats-section {
        grid-template-columns: 1fr;
    }
    
    .option-group {
        flex-direction: column;
        gap: 10px;
    }
}

/* 애니메이션 효과 */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideOutRight {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(100%);
        opacity: 0;
    }
}

.stat-card {
    animation: fadeIn 0.6s ease forwards;
}

.stat-card:nth-child(1) { animation-delay: 0.1s; }
.stat-card:nth-child(2) { animation-delay: 0.2s; }
.stat-card:nth-child(3) { animation-delay: 0.3s; }
.stat-card:nth-child(4) { animation-delay: 0.4s; }

/* 비밀번호 생성기 스타일 */
.password-section {
    background: white;
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

.password-options {
    margin-bottom: 30px;
}

.password-options h3 {
    color: #495057;
    font-size: 1.3rem;
    margin-bottom: 20px;
    font-weight: 600;
}

.option-row {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 30px;
}

.slider-group {
    margin: 30px 0;
    padding: 20px;
    background: #f8f9fa;
    border-radius: 15px;
}

.slider-group label {
    display: block;
    font-weight: 600;
    color: #495057;
    margin-bottom: 15px;
    font-size: 1rem;
}

.slider {
    width: 100%;
    height: 8px;
    border-radius: 5px;
    outline: none;
    background: linear-gradient(to right, #667eea, #764ba2);
    -webkit-appearance: none;
}

.slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: white;
    border: 3px solid #667eea;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}

.slider::-moz-range-thumb {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: white;
    border: 3px solid #667eea;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}

.button-group {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.generate-btn,
.copy-btn,
.regenerate-btn {
    flex: 1;
    min-width: 150px;
    padding: 15px 30px;
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.generate-btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.generate-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.4);
}

.copy-btn {
    background: linear-gradient(135deg, #28a745 0%, #20c997 100%);
    color: white;
}

.copy-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(40, 167, 69, 0.4);
}

.regenerate-btn {
    background: linear-gradient(135deg, #ff6b6b 0%, #ee5a52 100%);
    color: white;
}

.regenerate-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(255, 107, 107, 0.4);
}

.password-result {
    margin: 30px 0;
    padding: 30px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: 15px;
    border: 2px solid #dee2e6;
}

.password-result h3 {
    color: #495057;
    font-size: 1.2rem;
    margin-bottom: 15px;
}

.password-display {
    display: flex;
    gap: 10px;
    margin-bottom: 15px;
}

.password-display input {
    flex: 1;
    padding: 15px 20px;
    border: 2px solid #dee2e6;
    border-radius: 10px;
    font-size: 1rem;
    font-family: 'Courier New', monospace;
    background: white;
    color: #495057;
}

.password-display input:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.view-btn {
    padding: 15px 25px;
    background: #667eea;
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 1.2rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.view-btn:hover {
    background: #5568d3;
    transform: scale(1.05);
}

.password-stats {
    display: flex;
    gap: 20px;
    font-weight: 600;
    color: #6c757d;
}

.password-info {
    margin-top: 30px;
    padding: 25px;
    background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
    border-radius: 15px;
    border-left: 5px solid #2196f3;
}

.password-info h3 {
    color: #1976d2;
    margin-bottom: 15px;
    font-size: 1.2rem;
}

.password-info ul {
    list-style: none;
    padding-left: 0;
}

.password-info li {
    padding: 8px 0;
    color: #424242;
    position: relative;
    padding-left: 20px;
}

.password-info li::before {
    content: '✓';
    color: #2196f3;
    font-weight: bold;
    position: absolute;
    left: 0;
}

/* 드롭다운 반응형 */
@media (max-width: 768px) {
    .nav-item.dropdown > a::after {
        content: '▾';
        margin-left: 6px;
        font-size: 0.9rem;
        color: #fff;
    }
    .nav-item.dropdown > a { color: #fff; }
    
    /* 모바일에서 기본 숨김 */
    .dropdown-menu {
        position: static;
        opacity: 0;
        visibility: hidden;
        max-height: 0;
        overflow: hidden;
        transform: none;
        box-shadow: none;
        background: transparent;
        margin-top: 0;
        transition: all 0.3s ease;
    }
    
    /* 모바일에서 활성화된 드롭다운 */
    .dropdown-menu.active {
        opacity: 1;
        visibility: visible;
        max-height: 500px;
        padding: 10px 0;
    }
    
    .dropdown-menu a {
        padding: 12px 40px;
        color: #fff;
        margin: 5px 0;
    }
    
    .dropdown-menu a:hover {
        background: rgba(255,255,255,0.15);
        color: #fff;
    }
}

/* 네비게이션 반응형 */
@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        width: 100%;
        height: calc(100vh - 70px);
        background: linear-gradient(135deg, #5568d3 0%, #6a56d3 100%);
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
        padding: 20px 0;
        transition: left 0.3s ease;
        box-shadow: 0 4px 6px rgba(0,0,0,0.1);
        overflow-y: auto;
        z-index: 999;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-item {
        width: 100%;
        margin: 0;
    }

    .nav-item a {
        display: block;
        width: 100%;
        padding: 15px 20px;
        font-size: 1rem;
        text-align: center;
    }

    .nav-item.active::after {
        display: none;
    }

    .nav-item.active a {
        background: rgba(255,255,255,0.25);
    }

    .option-row {
        flex-direction: column;
    }

    .button-group {
        flex-direction: column;
    }

    .button-group button {
        width: 100%;
    }

    body {
        padding-top: 100px;
    }
}

/* QR 코드 생성기 스타일 */
.qr-section {
    background: white;
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
    margin-bottom: 30px;
}

.qr-input-section,
.qr-result-section {
    margin-bottom: 30px;
}

.qr-input-section h3,
.qr-result-section h3 {
    color: #495057;
    font-size: 1.3rem;
    margin-bottom: 20px;
    font-weight: 600;
}

.input-group {
    margin-bottom: 25px;
}

.input-label {
    display: block;
    font-weight: 600;
    color: #495057;
    margin-bottom: 10px;
    font-size: 1rem;
}

#qrData {
    width: 100%;
    padding: 15px;
    border: 2px solid #dee2e6;
    border-radius: 10px;
    font-size: 1rem;
    font-family: inherit;
    resize: vertical;
    transition: border-color 0.3s ease;
    background: #f8f9fa;
}

#qrData:focus {
    outline: none;
    border-color: #667eea;
    background: white;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.qr-options {
    margin: 30px 0;
    padding: 20px;
    background: #f8f9fa;
    border-radius: 15px;
}

.qr-options h3 {
    margin-bottom: 15px;
    font-size: 1.1rem;
}

.size-buttons {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.size-btn {
    padding: 10px 20px;
    background: white;
    border: 2px solid #dee2e6;
    border-radius: 8px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    color: #495057;
}

.size-btn:hover {
    border-color: #667eea;
    color: #667eea;
}

.size-btn.active {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-color: #667eea;
}

.generate-qr-btn {
    width: 100%;
    padding: 15px 30px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    margin-top: 20px;
}

.generate-qr-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.4);
}

.qr-preview {
    text-align: center;
    padding: 30px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: 15px;
    margin-bottom: 20px;
    border: 2px solid #dee2e6;
    min-height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.qr-preview img {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
    background: white;
    padding: 20px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

#qrPlaceholder {
    color: #6c757d;
    font-size: 1.1rem;
    margin: 0;
    font-weight: 500;
}

.download-qr-btn {
    width: 100%;
    padding: 15px 30px;
    background: linear-gradient(135deg, #28a745 0%, #20c997 100%);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    opacity: 0.5;
    cursor: not-allowed;
}

.download-qr-btn:hover:not(:disabled) {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(40, 167, 69, 0.4);
}

.download-qr-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.qr-info {
    margin: 30px 0;
    padding: 25px;
    background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
    border-radius: 15px;
    border-left: 5px solid #2196f3;
}

.qr-info h3 {
    color: #1976d2;
    margin-bottom: 15px;
    font-size: 1.2rem;
}

.qr-info ul {
    list-style: none;
    padding-left: 0;
}

.qr-info li {
    padding: 8px 0;
    color: #424242;
    position: relative;
    padding-left: 20px;
}

.qr-info li::before {
    content: '✓';
    color: #2196f3;
    font-weight: bold;
    position: absolute;
    left: 0;
}

/* QR 코드 생성기 반응형 */
@media (max-width: 768px) {
    .size-buttons {
        flex-direction: column;
    }

    .size-btn {
        width: 100%;
    }

    .qr-section {
        padding: 20px;
    }

    .qr-preview {
        padding: 20px;
    }
}

/* 랜덤 명언 생성기 스타일 */
.quotes-section {
    background: white;
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

.quote-type-selector {
    margin-bottom: 30px;
}

.quote-type-selector h3 {
    color: #495057;
    font-size: 1.3rem;
    margin-bottom: 20px;
    font-weight: 600;
}

.quote-buttons {
    display: flex;
    gap: 15px;
    margin-bottom: 25px;
}

.quote-type-btn {
    flex: 1;
    padding: 15px 25px;
    background: white;
    border: 2px solid #dee2e6;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    color: #495057;
}

.quote-type-btn:hover {
    border-color: #667eea;
    color: #667eea;
}

.quote-type-btn.active {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-color: #667eea;
}

.generate-quote-btn {
    width: 100%;
    padding: 18px 30px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.generate-quote-btn:hover:not(:disabled) {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.4);
}

.generate-quote-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.quote-display {
    margin: 30px 0;
    padding: 40px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: 15px;
    border: 2px solid #dee2e6;
    min-height: 200px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.quote-content {
    text-align: center;
    margin-bottom: 30px;
}

.quote-text {
    font-size: 1.3rem;
    line-height: 1.8;
    color: #495057;
    font-weight: 500;
    margin-bottom: 20px;
    transition: opacity 0.3s ease;
}

.quote-author {
    font-size: 1rem;
    color: #6c757d;
    font-style: italic;
    margin-top: 15px;
}

.quote-details {
    margin-top: 20px;
    padding: 20px;
    background: rgba(102, 126, 234, 0.05);
    border-radius: 10px;
    border-left: 4px solid #667eea;
}

.detail-item {
    margin-bottom: 10px;
    font-size: 0.95rem;
}

.detail-item.full-width {
    display: block;
}

.detail-label {
    font-weight: 600;
    color: #495057;
    margin-right: 8px;
}

.detail-value {
    color: #6c757d;
}

.detail-item:last-child {
    margin-bottom: 0;
}

.quote-actions {
    display: flex;
    gap: 15px;
    justify-content: center;
}

.copy-quote-btn,
.share-quote-btn {
    flex: 1;
    max-width: 200px;
    padding: 12px 24px;
    background: white;
    border: 2px solid #667eea;
    border-radius: 10px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    color: #667eea;
}

.copy-quote-btn:hover,
.share-quote-btn:hover {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

.quote-info {
    margin: 30px 0;
    padding: 25px;
    background: linear-gradient(135deg, #fff3e0 0%, #ffe0b2 100%);
    border-radius: 15px;
    border-left: 5px solid #ff9800;
}

.quote-info h3 {
    color: #e65100;
    margin-bottom: 15px;
    font-size: 1.2rem;
}

.quote-info ul {
    list-style: none;
    padding-left: 0;
}

.quote-info li {
    padding: 8px 0;
    color: #424242;
    position: relative;
    padding-left: 20px;
}

.quote-info li::before {
    content: '💡';
    position: absolute;
    left: 0;
}

/* 랜덤 명언 생성기 반응형 */
@media (max-width: 768px) {
    .quote-buttons {
        flex-direction: column;
    }

    .quote-type-btn {
        width: 100%;
    }

    .quotes-section {
        padding: 20px;
    }

    .quote-display {
        padding: 25px;
    }

    .quote-text {
        font-size: 1.1rem;
    }

    .quote-actions {
        flex-direction: column;
    }

    .copy-quote-btn,
    .share-quote-btn {
        max-width: 100%;
        width: 100%;
    }
}

/* 로또 번호 생성기 스타일 */
.lotto-section {
    background: white;
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

.lotto-options,
.lotto-result-section,
.recent-lotto-section {
    margin-bottom: 30px;
}

.lotto-options h3,
.lotto-result-section h3,
.recent-lotto-section h3 {
    color: #495057;
    font-size: 1.3rem;
    margin-bottom: 20px;
    font-weight: 600;
}

.calculation-methods {
    display: flex;
    gap: 20px;
    margin-bottom: 25px;
}

.generate-lotto-btn {
    width: 100%;
    padding: 18px 30px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.generate-lotto-btn:hover:not(:disabled) {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.4);
}

.generate-lotto-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.lotto-numbers {
    padding: 30px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: 15px;
    border: 2px solid #dee2e6;
    text-align: center;
    min-height: 150px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.lotto-method {
    font-size: 0.9rem;
    color: #6c757d;
    margin-bottom: 15px;
    font-weight: 600;
}

.lotto-number-display {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
    justify-content: center;
}

.lotto-ball {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
}

.ball-yellow {
    background: linear-gradient(135deg, #ffc107 0%, #ff9800 100%);
}

.ball-blue {
    background: linear-gradient(135deg, #2196f3 0%, #1976d2 100%);
}

.ball-red {
    background: linear-gradient(135deg, #f44336 0%, #d32f2f 100%);
}

.ball-gray {
    background: linear-gradient(135deg, #9e9e9e 0%, #757575 100%);
}

.ball-green {
    background: linear-gradient(135deg, #4caf50 0%, #388e3c 100%);
}

.lotto-ball-small {
    width: 35px;
    height: 35px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    font-weight: 600;
    color: white;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.lotto-actions {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.copy-numbers-btn,
.reset-btn {
    flex: 1;
    max-width: 200px;
    padding: 12px 24px;
    border: 2px solid #667eea;
    border-radius: 10px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    background: white;
    color: #667eea;
}

.copy-numbers-btn:hover,
.reset-btn:hover {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

.recent-lotto-list {
    max-height: 500px;
    overflow-y: auto;
    padding: 10px;
}

.recent-draw {
    background: white;
    padding: 15px;
    margin-bottom: 10px;
    border-radius: 10px;
    border-left: 4px solid #667eea;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.draw-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
    font-size: 0.9rem;
}

.draw-number {
    font-weight: 700;
    color: #667eea;
}

.draw-date {
    color: #6c757d;
}

.draw-numbers {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.bonus {
    margin-left: 10px;
    color: #6c757d;
    font-weight: 600;
}

.lotto-info {
    margin: 30px 0;
    padding: 25px;
    background: linear-gradient(135deg, #e8f5e9 0%, #c8e6c9 100%);
    border-radius: 15px;
    border-left: 5px solid #4caf50;
}

.lotto-info h3 {
    color: #2e7d32;
    margin-bottom: 15px;
    font-size: 1.2rem;
}

.lotto-info ul {
    list-style: none;
    padding-left: 0;
}

.lotto-info li {
    padding: 8px 0;
    color: #424242;
    position: relative;
    padding-left: 20px;
}

.lotto-info li::before {
    content: '🎱';
    position: absolute;
    left: 0;
}

/* 로또 번호 생성기 반응형 */
@media (max-width: 768px) {
    .calculation-methods {
        flex-direction: column;
    }

    .lotto-section {
        padding: 20px;
    }

    .lotto-number-display {
        gap: 10px;
    }

    .lotto-ball {
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
    }

    .lotto-actions {
        flex-direction: column;
    }

    .copy-numbers-btn,
    .reset-btn {
        max-width: 100%;
        width: 100%;
    }
}

/* 이미지 변환기 스타일 */
.converter-section {
    background: white;
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

.description {
    color: #6c757d;
    margin-bottom: 30px;
    text-align: center;
}

.upload-area {
    border: 3px dashed #dee2e6;
    border-radius: 15px;
    padding: 60px 20px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.upload-area:hover {
    border-color: #667eea;
    background: linear-gradient(135deg, #e9ecef 0%, #f8f9fa 100%);
}

.upload-area.drag-over {
    border-color: #667eea;
    background: linear-gradient(135deg, #e7efff 0%, #f0f4ff 100%);
}

.upload-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
}

.upload-icon {
    font-size: 4rem;
    margin-bottom: 10px;
}

.upload-text {
    font-size: 1.2rem;
    font-weight: 600;
    color: #495057;
    margin: 0;
}

.upload-hint {
    font-size: 0.9rem;
    color: #6c757d;
    margin: 0;
}

.selected-files,
.conversion-results {
    margin: 30px 0;
}

.file-list,
.result-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 15px;
    margin-top: 20px;
}

.file-item {
    background: #f8f9fa;
    padding: 15px;
    border-radius: 10px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.file-name {
    font-weight: 600;
    color: #495057;
}

.file-size {
    color: #6c757d;
    font-size: 0.9rem;
}

.format-selection {
    margin: 30px 0;
    text-align: center;
}

.format-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin-top: 15px;
}

.format-btn {
    padding: 12px 40px;
    border: 2px solid #667eea;
    border-radius: 10px;
    background: white;
    color: #667eea;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.format-btn:hover {
    background: #f0f2ff;
}

.format-btn.active {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-color: transparent;
}

.result-item {
    background: white;
    border: 2px solid #dee2e6;
    border-radius: 15px;
    overflow: hidden;
    transition: transform 0.3s ease;
}

.result-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.1);
}

.result-image {
    width: 100%;
    height: auto;
    padding: 10px 0;
    overflow: hidden;
}

.result-image img {
    max-width: 100%;
    height: auto;
    display: block;
}

.result-info {
    padding: 15px;
}

.result-filename {
    font-weight: 600;
    color: #495057;
    margin-bottom: 10px;
    word-break: break-all;
}

.download-link {
    display: inline-block;
    padding: 8px 20px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    transition: transform 0.3s ease;
}

.download-link:hover {
    transform: scale(1.05);
}

.download-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin-top: 30px;
}

.download-btn {
    padding: 14px 30px;
    background: white;
    border: 2px solid #667eea;
    border-radius: 10px;
    color: #667eea;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.download-btn:hover {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    transform: translateY(-2px);
}

.action-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin: 30px 0;
}

.convert-btn,
.reset-btn {
    padding: 16px 50px;
    font-size: 1.1rem;
    font-weight: 600;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.convert-btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.convert-btn:hover:not(:disabled) {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.4);
}

.convert-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.reset-btn {
    background: white;
    border: 2px solid #6c757d;
    color: #6c757d;
}

.reset-btn:hover {
    background: #6c757d;
    color: white;
}

.converter-info {
    margin: 30px 0;
    padding: 25px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: 15px;
    border-left: 5px solid #667eea;
}

.converter-info h3 {
    color: #495057;
    margin-bottom: 15px;
    font-size: 1.2rem;
}

.converter-info ol,
.converter-info ul {
    color: #424242;
    line-height: 1.8;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.info-item {
    background: white;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.info-item h4 {
    color: #667eea;
    margin-bottom: 15px;
}

.info-item ul {
    list-style: none;
    padding-left: 0;
}

.info-item li {
    padding: 8px 0;
    color: #6c757d;
    position: relative;
    padding-left: 20px;
}

.info-item li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #667eea;
    font-weight: bold;
}

/* 이미지 변환기 반응형 */
@media (max-width: 768px) {
    .converter-section {
        padding: 20px;
    }

    .upload-area {
        padding: 40px 15px;
    }

    .upload-icon {
        font-size: 3rem;
    }

    .format-buttons {
        flex-direction: column;
    }

    .format-btn {
        width: 100%;
    }

    .file-list,
    .result-list {
        grid-template-columns: 1fr;
    }

    .download-buttons,
    .action-buttons {
        flex-direction: column;
    }

    .download-btn,
    .convert-btn,
    .reset-btn {
        width: 100%;
    }

    .info-grid {
        grid-template-columns: 1fr;
    }
}

/* 성격 테스트 스타일 */
.test-section {
    background: white;
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
    min-height: 500px;
}

.test-start,
.test-gender,
.test-question,
.test-result {
    text-align: center;
}

.test-image {
    margin: 10px 0;
}

.result-image {
    margin: 10px 0;
    padding: 0;
    height: auto;
    min-height: auto;
}

.test-icon,
.result-icon {
    font-size: 3rem;
    margin-bottom: 10px;
    animation: iconFloat 2s ease-in-out infinite;
}

@keyframes iconFloat {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
}

.test-start h2,
.test-gender h2,
.test-question h2,
.test-result h2 {
    color: #495057;
    font-size: 2rem;
    margin-bottom: 15px;
}

.test-start p {
    color: #6c757d;
    font-size: 1.1rem;
    margin-bottom: 30px;
}

.start-btn,
.gender-btn,
.option-btn {
    padding: 18px 40px;
    font-size: 1.1rem;
    font-weight: 600;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.start-btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    font-size: 1.2rem;
}

.start-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.4);
}

.gender-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin: 40px 0;
}

.gender-btn {
    flex: 1;
    max-width: 200px;
    background: white;
    border: 3px solid #667eea;
    color: #667eea;
    font-size: 1.3rem;
    padding: 30px;
}

.gender-btn:hover {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    transform: translateY(-5px);
}

.test-question h2 {
    margin-bottom: 50px;
    font-size: 1.8rem;
}

.options-container {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin: 40px 0;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.option-btn {
    background: white;
    border: 3px solid #667eea;
    color: #495057;
    padding: 20px 30px;
    text-align: left;
}

.option-btn:hover {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    transform: translateX(10px);
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.progress-text {
    color: #6c757d;
    font-size: 1rem;
    margin-top: 30px;
}

.test-result h2 {
    font-size: 2.5rem;
    color: #667eea;
    margin: 20px 0;
}

.result-description {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 30px;
    border-radius: 15px;
    margin: 30px 0;
    font-size: 1.2rem;
    line-height: 1.8;
    color: #424242;
}

.result-score {
    text-align: center;
    margin: 20px 0;
}

.score-circle {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 15px;
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
}

.score-circle span {
    font-size: 2.5rem;
    font-weight: 700;
}

.result-score p {
    color: #6c757d;
    font-size: 1.1rem;
    margin-top: 10px;
}

.result-actions {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-top: 40px;
}

.retry-btn,
.share-btn {
    padding: 16px 40px;
    font-size: 1.1rem;
    font-weight: 600;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.retry-btn {
    background: white;
    border: 3px solid #6c757d;
    color: #6c757d;
}

.retry-btn:hover {
    background: #6c757d;
    color: white;
    transform: translateY(-3px);
}

.share-btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.share-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.4);
}

/* 성격 테스트 반응형 */
@media (max-width: 768px) {
    .test-section {
        padding: 20px;
    }

    .test-icon,
    .result-icon {
        font-size: 5rem;
    }

    .gender-buttons {
        flex-direction: column;
    }

    .gender-btn {
        max-width: 100%;
    }

    .options-container {
        margin: 20px 0;
    }

    .result-actions {
        flex-direction: column;
    }

    .retry-btn,
    .share-btn {
        width: 100%;
    }
}

/* 테스트 메뉴 스타일 */
.test-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin: 40px 0;
}

.test-card {
    background: white;
    border-radius: 20px;
    padding: 40px 30px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    text-align: center;
}

.test-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(0,0,0,0.15);
}

.test-card-icon {
    font-size: 5rem;
    margin-bottom: 20px;
}

.test-card h3 {
    font-size: 1.5rem;
    color: #495057;
    margin-bottom: 15px;
}

.test-card p {
    color: #6c757d;
    line-height: 1.6;
    margin-bottom: 20px;
    min-height: 60px;
}

.test-card-info {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin-bottom: 25px;
    font-size: 0.9rem;
}

.test-difficulty,
.test-time {
    padding: 6px 12px;
    background: #f8f9fa;
    border-radius: 20px;
    color: #495057;
    font-weight: 600;
}

.test-card-btn {
    display: inline-block;
    padding: 14px 40px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-decoration: none;
    border-radius: 12px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.test-card-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.4);
}

.test-info-section {
    margin: 60px 0;
}

.test-info-section h2 {
    text-align: center;
    font-size: 2rem;
    color: #495057;
    margin-bottom: 40px;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

@media (max-width: 1024px) {
    .info-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .info-grid {
        grid-template-columns: 1fr;
    }
}

.info-card {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 30px 25px;
    border-radius: 15px;
    border-left: 5px solid #667eea;
}

.info-card h3 {
    color: #667eea;
    font-size: 1.2rem;
    margin-bottom: 15px;
}

.info-card p {
    color: #6c757d;
    line-height: 1.6;
}

/* 테스트 메뉴 반응형 */
@media (max-width: 768px) {
    .test-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .test-card {
        padding: 30px 20px;
    }

    .test-card-icon {
        font-size: 4rem;
    }

    .test-card-info {
        flex-direction: column;
        gap: 10px;
    }

    .info-grid {
        grid-template-columns: 1fr;
    }
}

/* 도장 만들기 스타일 */
.stamp-section {
    background: white;
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

.stamp-input-section {
    margin: 30px 0;
}

.input-group {
    margin-bottom: 30px;
}

.input-group label {
    display: block;
    font-weight: 600;
    color: #495057;
    margin-bottom: 10px;
    font-size: 1.1rem;
}

.input-group input[type="text"] {
    width: 100%;
    padding: 15px 20px;
    border: 3px solid #667eea;
    border-radius: 12px;
    font-size: 1.2rem;
    font-weight: 600;
    text-align: center;
}

.input-group input[type="text"]:focus {
    outline: none;
    border-color: #764ba2;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.input-group small {
    display: block;
    color: #6c757d;
    margin-top: 8px;
    text-align: center;
}

.stamp-options {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 30px;
    border-radius: 15px;
    margin: 30px 0;
}

.stamp-options h3 {
    color: #495057;
    margin-bottom: 25px;
    font-size: 1.3rem;
}

.stamp-option-group {
    flex: 1;
}

.stamp-option-group label {
    display: block;
    font-weight: 600;
    color: #495057;
    margin-bottom: 10px;
}

.shape-buttons {
    display: flex;
    gap: 10px;
}

.shape-btn {
    flex: 1;
    padding: 12px 20px;
    border: 2px solid #667eea;
    border-radius: 10px;
    background: white;
    color: #667eea;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.shape-btn:hover {
    background: #f0f2ff;
}

.shape-btn.active {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-color: transparent;
}

.stamp-select {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #667eea;
    border-radius: 10px;
    font-size: 1rem;
    background: white;
    color: #495057;
    cursor: pointer;
}

.stamp-select:focus {
    outline: none;
    border-color: #764ba2;
}

.input-group input[type="color"],
.input-group input[type="range"] {
    width: 100%;
    margin-top: 10px;
}

#sizeValue,
#borderValue {
    display: inline-block;
    margin-left: 10px;
    font-weight: 600;
    color: #667eea;
}

.stamp-preview-section {
    margin: 40px 0;
    text-align: center;
}

.stamp-preview-section h3 {
    color: #495057;
    margin-bottom: 25px;
    font-size: 1.3rem;
}

/* preview-container 제거됨 */

.stamp-output {
    user-select: none;
    display: inline-block;
}

.stamp-actions {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin: 40px 0;
}

.generate-btn,
.download-btn,
.reset-btn {
    padding: 16px 40px;
    font-size: 1.1rem;
    font-weight: 600;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.generate-btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.generate-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.4);
}

.download-btn {
    background: white;
    border: 3px solid #28a745;
    color: #28a745;
}

.download-btn:hover {
    background: #28a745;
    color: white;
    transform: translateY(-3px);
}

.reset-btn {
    background: white;
    border: 3px solid #6c757d;
    color: #6c757d;
}

.reset-btn:hover {
    background: #6c757d;
    color: white;
    transform: translateY(-3px);
}

.stamp-info {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 30px;
    border-radius: 15px;
    margin: 30px 0;
}

.stamp-info h3 {
    color: #495057;
    margin-bottom: 20px;
    font-size: 1.2rem;
}

.stamp-info ol {
    color: #424242;
    line-height: 1.8;
}

/* 도장 만들기 반응형 */
@media (max-width: 768px) {
    .stamp-section {
        padding: 20px;
    }

    .stamp-option-group {
        margin-bottom: 20px;
    }

    .option-row {
        flex-direction: column;
    }

    .stamp-actions {
        flex-direction: column;
    }

    .generate-btn,
    .download-btn,
    .reset-btn {
        width: 100%;
    }
}